﻿586 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol.44. 
  

  

  The 
  following 
  measurements 
  were 
  taken 
  from 
  the 
  skull 
  found 
  

   near 
  Lawi-ence. 
  It 
  belonged 
  to 
  an 
  individual 
  probably 
  8 
  or 
  9 
  years 
  

  

  old. 
  

  

  Measurements 
  of 
  skull. 
  

  

  From 
  middle 
  of 
  incisive 
  border 
  to 
  front 
  of 
  foramen 
  magnum 
  481 
  

  

  From 
  middle 
  of 
  incisive 
  border 
  to 
  front 
  of 
  posterior 
  nares 
  260 
  

  

  From 
  middle 
  of 
  incisive 
  border 
  to 
  naso-premaxillary 
  notch 
  163 
  

  

  From 
  middle 
  of 
  incisive 
  border 
  to 
  middle 
  of 
  occipital 
  crest 
  541 
  

  

  From 
  middle 
  of 
  incisive 
  border 
  to 
  front 
  of 
  pm 
  ^ 
  128 
  

  

  From 
  middle 
  of 
  incisive 
  border 
  to 
  front 
  of 
  orbit 
  293 
  

  

  From 
  middle 
  of 
  incisive 
  orbit 
  to 
  naso-premaxillary 
  notch 
  : 
  . 
  . 
  183 
  

  

  Width 
  across 
  mastoid 
  processes 
  117 
  

  

  Width 
  across 
  articulations 
  for 
  lower 
  jaw 
  197 
  

  

  Width 
  from 
  outside 
  to 
  outside 
  of 
  last 
  molars 
  132 
  

  

  Width 
  from 
  outside 
  to 
  outside 
  of 
  last 
  premolars 
  127 
  

  

  Width 
  from 
  outside 
  to 
  outside 
  of 
  canines 
  61 
  

  

  Width 
  from 
  outside 
  to 
  outside 
  of 
  outer 
  incisors 
  65 
  

  

  Width 
  of 
  skull 
  at 
  the 
  front 
  of 
  the 
  orbits 
  153 
  

  

  Width 
  of 
  skull 
  at 
  the 
  rear 
  of 
  the 
  orbits 
  207 
  

  

  Width 
  of 
  skull 
  on 
  maxillary 
  ridge 
  at 
  maxillo-malar 
  suture 
  177 
  

  

  Width 
  of 
  palate 
  at 
  last 
  molars 
  72 
  

  

  Width 
  of 
  palate 
  at 
  pm 
  ^ 
  68 
  

  

  Width 
  of 
  palate 
  at 
  diastema, 
  least 
  45 
  

  

  Length 
  of 
  orbit 
  65 
  

  

  From 
  front 
  of 
  symphysis 
  of 
  lower 
  jaw 
  to 
  rear 
  of 
  ascending 
  ramus 
  415 
  

  

  Length 
  of 
  symphysis 
  82 
  

  

  Height 
  of 
  jaw 
  at 
  front 
  of 
  7n 
  , 
  73 
  

  

  From 
  rear 
  of 
  canine 
  to 
  front 
  of 
  pm 
  2 
  68 
  

  

  From 
  front 
  of 
  canine 
  to 
  rear 
  of 
  i 
  3 
  5 
  

  

  It 
  is 
  to 
  be 
  noted 
  that 
  in 
  measuring 
  the 
  width 
  of 
  the 
  crowns 
  of 
  the 
  

   teeth, 
  both 
  upper 
  (fig. 
  25) 
  and 
  lower 
  (fig. 
  26), 
  the 
  cement 
  layer 
  is 
  not 
  

   included; 
  but 
  the 
  measurement 
  is 
  taken 
  from 
  outside 
  to 
  outside 
  of 
  

  

  the 
  enamel. 
  

  

  Measurements 
  of 
  the 
  upper 
  teeth. 
  

  

  mm. 
  

  

  Length 
  of 
  premolar-molar 
  series, 
  pm.^-m.^, 
  inclusive 
  160 
  

  

  Length 
  of 
  premolar 
  series 
  87 
  

  

  Length 
  of 
  molar 
  series 
  73 
  

  

  Pm.2, 
  length 
  35 
  

  

  width 
  24.5 
  

  

  protocone 
  8 
  

  

  Pm.3, 
  length 
  26 
  

  

  width 
  24.5 
  

  

  protocone 
  9 
  

  

  Pm.S 
  length 
  25 
  

  

  width 
  25 
  

  

  protocone 
  10 
  

  

  M.\ 
  length 
  22 
  

  

  width 
  23.5 
  

  

  protocone 
  10. 
  5 
  

  

  M.^, 
  length 
  23 
  

  

  width 
  23.5 
  

  

  protocone 
  13 
  

  

  M.", 
  length 
  30 
  

  

  width 
  22 
  

  

  protocone 
  14 
  

  

  